CN217126152U - Cartridge clip formula material feeding unit of MIM work piece - Google Patents

Abstract

The utility model discloses a cartridge clip type feeding device of MIM workpieces, which comprises a workbench, a double-station vibration disc mechanism, a direct vibration mechanism, a material pushing mechanism and a cartridge clip type feeding mechanism, wherein the double-station vibration disc mechanism, the direct vibration mechanism, the material pushing mechanism and the cartridge clip type feeding mechanism are arranged on the workbench; the material pushing mechanism comprises a material pushing groove, a material pushing cylinder and a material pushing block, an upper through hole is formed in the bottom of the discharging end of the straight vibrating mechanism, a jacking mechanism corresponding to the upper through hole is arranged at the bottom of the material pushing groove corresponding to the upper through hole, and a material blocking mechanism is arranged at the bottom of the straight vibrating mechanism on one side of the jacking mechanism; the cartridge clip type feeding mechanism comprises a cartridge clip body and a linear module, the cartridge clip body is installed on the linear module, a plurality of cartridge clip cavities for placing cartridge clip workpieces are arranged on the cartridge clip body, and clamping mechanisms for fixing the cartridge clip workpieces are arranged in the cartridge clip cavities. The whole process of feeding, pushing and clamping of the device is automatic operation, so that the device is smooth in operation, accurate in clamping and positioning, high in clamping efficiency and low in labor cost, and can realize continuous clamping of the cartridge clip workpiece.

Description

Cartridge clip formula material feeding unit of MIM work piece

Technical Field

The utility model belongs to the technical field of the metal powder processing, concretely relates to cartridge clip formula material feeding unit of MIM work piece.

Background

MIM, i.e., metal powder injection molding, is a new molding technique that has been rapidly developed internationally in recent years, and has advantages in that parts having complicated shapes can be molded, and the density of each part of the product is uniform without significant performance differences, and its general process flow is to uniformly mix fine metal powder and organic binder into a substance having rheological properties, then inject the substance into a mold cavity having a part shape using an advanced injection machine to form a blank, and then release the binder and sinter it to make it highly dense to become a metal product. The MIM workpiece manufactured by the process needs to be assembled on a matched cartridge clip workpiece to position a product due to the diversity of the structure and the use requirement. At present, all produced MIM workpieces are clamped on a cartridge clip workpiece in a manual loading mode, and the manual clamping mode has the defects of high labor intensity, low efficiency and high labor cost investment. Therefore, the development of the cartridge clip type feeding device for the MIM workpiece, which has the advantages of reasonable structure and high automation degree, can effectively improve the clamping efficiency and can meet the continuous clamping requirement, is objectively needed.

Disclosure of Invention

An object of the utility model is to provide a rational in infrastructure, degree of automation is high, can effectively improve clamping efficiency, can realize the cartridge clip formula material feeding unit of MIM work piece of clamping demand in succession again.

The utility model aims at realizing the purpose, which comprises a workbench, a double-station vibration disc mechanism, a direct vibration mechanism, a material pushing mechanism and a cartridge clip type feeding mechanism, wherein the double-station vibration disc mechanism, the direct vibration mechanism, the material pushing mechanism and the cartridge clip type feeding mechanism are arranged on the workbench; the material pushing mechanism comprises a material pushing groove, a material pushing cylinder and a material pushing block, an upper through hole is formed in the bottom of the discharging end of the direct vibration mechanism, a jacking mechanism corresponding to the upper through hole is arranged at the bottom of the material pushing groove corresponding to the upper through hole, a material blocking mechanism is arranged at the bottom of the direct vibration mechanism on one side of the jacking mechanism, the material pushing cylinder is installed in the material pushing groove at one end opposite to the outlet of the material pushing groove, the material pushing rod is installed at the end part of a piston rod of the material pushing cylinder, and the material pushing block is installed at the end part of the material pushing rod; the cartridge clip type feeding mechanism comprises a cartridge clip body and a linear module, the cartridge clip body is installed on the linear module, a plurality of cartridge clip cavities for placing cartridge clip workpieces are arranged on the cartridge clip body, and clamping mechanisms for fixing the cartridge clip workpieces are arranged in the cartridge clip cavities.

The vibrating disc mechanism and the direct vibration mechanism arranged in the device are matched with each other, MIM workpieces can be arranged in order and conveyed along the direction of the pushing mechanism, the jacking mechanism can eject and transfer the MIM workpieces at the discharge end of the direct vibration mechanism into the pushing mechanism, the MIM workpieces are distributed, the material blocking mechanism can prevent the MIM workpieces from falling when the jacking mechanism distributes the materials, the MIN workpieces are separated and blocked, so that the follow-up material pushing work can be smoothly carried out, and the pushing mechanism can accurately push the MIM workpieces to the clamping positions corresponding to the cartridge clip workpieces. Compare with driven manual clamping, the beneficial effect that this device produced is: the automatic material pushing and clamping device has the advantages that the whole process of feeding, material pushing and clamping is automatic, the operation is smooth, the clamping efficiency can be greatly improved, the labor cost is reduced, the material pushing and clamping speed is high, the clamping positioning is accurate, and the clamping quality is ensured; and secondly, the double stations are operated simultaneously, the continuous clamping of the cartridge clip workpiece can be realized under the condition of no shutdown, two cartridge clips can be filled within 6 minutes after testing, the clamping efficiency is doubled, good economic benefits can be created for enterprises, and the cartridge clip clamping device has the advantages of reasonable structure, high automation degree and stable operation, and is easy to popularize and use.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a side cross-sectional view of the present invention;

FIG. 3 is a schematic top view of the pusher mechanism 4

Fig. 4 is a schematic view of a connection structure between the jacking mechanism 6, the material blocking mechanism 7 and the direct vibration mechanism 3;

fig. 5 is a schematic view of the connection structure of the driver and the connection plate 73;

in the figure: 1-a workbench, 2-a vibrating disk mechanism, 3-a straight vibrating mechanism, 4-a pushing mechanism, 41-a pushing groove, 42-a pushing cylinder, 43-a pushing block, 44-an upper through hole, 45-a pushing rod, 46-a guiding sliding sleeve, 47-a guiding sliding rod, 48-a guiding sliding groove, 49-a sliding block, 410-a spring, 411-a sensor, 5-a cartridge clip type feeding mechanism, 51-a cartridge clip body, 52-a linear module, 53-a cartridge clip cavity, 6-a jacking mechanism, 61-a lifting cylinder, 62-a movable plate, 63-a lower through hole, 7-a blocking mechanism, 71-a supporting plate, 72-an electric push rod, 73-a connecting plate, 74-a first inserting plate, 75-a second inserting plate and 76-a positioning block, 77-short axis, 78-fixed axis.

Detailed Description

The following further describes the present invention with reference to the attached drawings, but the present invention is not limited in any way, and any changes or improvements based on the teaching of the present invention all belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model comprises a workbench 1, a double-station vibration disc mechanism 2, a direct vibration mechanism 3, a material pushing mechanism 4 and a cartridge type feeding mechanism 5 which are arranged on the workbench 1, wherein the discharge end of the vibration disc mechanism 2 is connected with the feed end of the direct vibration mechanism 3, the material pushing mechanism 4 is vertically arranged below the discharge end of the direct vibration mechanism 3, and the cartridge type feeding mechanism 5 is vertically arranged on one side of the discharge end of the material pushing mechanism 4; the vibration disc mechanism 2 and the direct vibration mechanism 3 adopt structures used in the prior art, the vibration disc mechanism 2 and the direct vibration mechanism 3 are mutually matched to enable MIM workpieces to be arranged in order and conveyed along the direction of the material pushing mechanism 4, the material pushing machine 4 can accurately push the MIM workpieces to a clamping position corresponding to a cartridge clip workpiece, the material pushing mechanism 4 comprises a material pushing groove 41, a material pushing cylinder 42 and a material pushing block 43, the material pushing cylinder 42 is the prior art and directly purchases finished products, the material pushing cylinder 42 can drive the material pushing block 43 to move in the material pushing groove 41 in a reciprocating manner, an upper through hole 44 is arranged at the bottom of the discharge end of the direct vibration mechanism 3, a jacking mechanism 6 corresponding to the upper through hole 44 is arranged at the bottom of the material pushing groove 41, a material blocking mechanism 7 is arranged at the bottom of the direct vibration mechanism 3 on one side of the jacking mechanism 6, the jacking mechanism 6 can push out and transfer the workpieces at the discharge end of the direct vibration mechanism 3 into the material pushing mechanism 4, the separation of the MIM workpiece is realized, the material blocking mechanism 7 can prevent the MIM workpiece from falling when the jacking mechanism 6 separates the material, and separates and blocks the MIM workpiece so as to facilitate the smooth proceeding of the subsequent material pushing work, the material pushing cylinder 42 is installed in the material pushing groove 41 far away from one end, opposite to the outlet of the material pushing groove 41, of the material pushing cylinder 42, the material pushing rod 45 is installed at the end part of a piston rod of the material pushing cylinder 42, and the material pushing block 43 is installed at the end part of the material pushing rod 45; the cartridge clip type feeding mechanism 5 comprises a cartridge clip body 51 and a linear module 52, the linear module 52 is in the prior art, a screw rod conveying mechanism or a drag chain type structure in the prior art can be used, the reciprocating movement of the cartridge clip body 51 can be realized, the cartridge clip body 51 is installed on the linear module 52, a plurality of cartridge clip cavities 53 for placing cartridge clip workpieces are arranged on the cartridge clip body 51, and clamping mechanisms for fixing the cartridge clip workpieces are arranged in the cartridge clip cavities 53.

The working process of the device is as follows: firstly, loading an MIM workpiece into a vibrating disc mechanism 2, installing the collet workpiece matched with the MIM workpiece in a collet cavity 53, fixing the collet workpiece by using a clamping mechanism, then starting the vibrating disc mechanism 3 and a straight vibrating mechanism 3 to move the MIM workpiece to the pushing mechanism 4 in order, when the MIM workpiece moves to an upper through hole 44, transferring the MIM workpiece into a pushing groove 41 by a jacking mechanism 6, ejecting the workpiece by the jacking mechanism 6, simultaneously blocking and separating the MIM workpiece at the discharging end of the straight vibrating mechanism 3 by a blocking mechanism 7 to ensure smooth pushing of a pushing cylinder 42, after transferring the MIM workpiece to the pushing groove 41, pushing the pushing cylinder 42 to push a pushing block 43 to move, the pushing block 43 can accurately clamp the MIM workpiece to the workpiece, then, driving the pushing block 42 to return to the original position by the pushing cylinder 42, and at the moment, driving the collet body 51 to intermittently move by a linear module 52, and enabling the next cartridge clip position of the cartridge clip workpiece to correspond to the pushing mechanism 4, then releasing the blocking of the MIM by the blocking mechanism 7, transferring the MIM workpiece into the material pushing groove 41 by the jacking mechanism 6 again, driving the material pushing block 43 by the material pushing cylinder 42 to push and clamp the MIM workpiece to the cartridge clip workpiece again, and continuously and accurately realizing the clamping and positioning of the MIM workpiece by the circulating operation. The whole process of feeding, pushing and clamping of the device is automatic operation, so that the device is smooth in operation, the clamping efficiency can be greatly improved, the labor cost is reduced, the pushing and clamping speed is high, the clamping positioning is accurate, and the clamping quality is ensured; meanwhile, double-station operation is adopted, continuous clamping of the cartridge clip workpiece can be realized under the condition of no shutdown, two cartridge clips can be filled only in 6 minutes through testing, the clamping efficiency is doubled, and good economic benefits can be created for enterprises.

Further, in order to improve the positioning accuracy of the pushing mechanism 4 and the cartridge clip workpiece in the pushing process, a guiding assembly is arranged on the pushing rod 45, the guiding assembly comprises a guiding sliding sleeve 46 and a guiding sliding rod 47, a guiding sliding groove 48 is arranged at the bottom of the pushing groove 41 along the pushing direction of the pushing groove 41, the guiding sliding sleeve 46 is slidably mounted on the pushing rod 45, a sliding block 49 is mounted at the bottom of the guiding sliding sleeve 46, the sliding block 49 is slidably mounted in the guiding sliding groove 48, two groups of fixing plates are symmetrically mounted at two sides of the guiding sliding sleeve 46, the fixing plates are mounted on a working platform, the guiding sliding rod 47 is slidably mounted between each group of fixing plates, the guiding sliding sleeve 46 and the guiding sliding rod 47 can guide the reciprocating movement of the pushing cylinder 42, and the movement direction of the pushing cylinder 42 can be ensured to be always in a linear movement state, therefore, the MIM workpiece can be accurately clamped on the cartridge clip workpiece. Preferably, the spring 410 is installed on the guide sliding rod 47 between each group of fixing plates, and the spring 410 has a buffering function, so that the damage caused by overlarge thrust can be prevented in the pushing process of the pushing cylinder 42.

Further, climbing mechanism 6 includes lift cylinder 61 and fly leaf 62, and lift cylinder 61 is prior art, and the finished product is directly purchased, it has lower through-hole 63 to go up the processing of the corresponding material pushing groove 41 bottom of through-hole 44, lift cylinder 61's cylinder base is installed under on workstation 1 of through-hole 63 below, lift cylinder 61's piston rod and lower through-hole 63 and last through-hole 44 sliding fit, fly leaf 62 is installed at lift cylinder 61's piston rod end portion, and climbing mechanism 6's theory of operation is: the lifting cylinder 61 drives the movable plate 62 to move upwards, when the MIM workpiece moves onto the movable plate 62, the lifting cylinder 61 drives the movable plate 62 and the MIM workpiece to move downwards, the material pushing cylinder 42 pushes the MIM workpiece after the MIM workpiece moves to the upper surface of the movable plate 62 and the lower surface of the material pushing block 43, and after the MIM workpiece is pushed and clamped, the lifting cylinder 61 drives the movable plate 62 to move upwards to the upper through hole 44.

In order to realize accurate pushing of the MIM workpiece, an ejector pin is disposed on the side surface of the ejector block 43 facing the cartridge feed mechanism 5, and the position of the ejector pin needs to be corresponding to the machining hole on the MIM workpiece.

Further, stock stop 7 is including dividing material subassembly, backup pad 71 and electric putter 72, and electric putter 72 is prior art, preferably adopts the electric telescopic rod structure, divide the material subassembly to include connecting plate 73 and vertically install first picture peg 74 and the second picture peg 75 at connecting plate 73 both ends, the bottom of direct vibration mechanism 3 is provided with first slot and the second slot with first picture peg 74 and second picture peg 75 assorted, backup pad 71 is installed on workstation 1, electric putter 72 is installed on backup pad 71 and is connected with the bottom of connecting plate 73, and installs the driver of drive connecting plate 73 luffing motion between connecting plate 73 and backup pad 71. The driver includes that two symmetries are installed at the locating piece 76 of connecting plate bottom, installs minor axis 77 between two locating pieces 76, vertically install fixed axle 78 on the backup pad 71, minor axis 77 rotates and installs at the top of fixed axle 78, and minor axis 77 passes fixed axle 78, and is clearance fit with fixed axle 78 for minor axis 77 can rotate on fixed axle 78, and electric putter 72's flexible end and the end connection of the arbitrary end of connecting plate 73 can drive connecting plate 73 and use minor axis 77 as the fulcrum luffing motion when electric putter 72 is flexible, and stock stop 7's theory of operation is: when the device works, the electric push rod 72 contracts, the first insert plate 74 lifts up and extends into the vertical vibration guide rail 3 to block the rear MIM workpiece, at the moment, the former MIM workpiece is transferred into the material pushing groove 41 from the upper through hole 44 by the aid of the jacking mechanism 6, after the MIM workpiece on the jacking mechanism 6 is pushed out by the material pushing cylinder 42, the electric push rod 72 extends, the second insert plate 75 lifts up and extends into the vertical vibration guide rail 3, the first insert plate 74 withdraws from the vertical vibration guide rail 3, the MIM workpiece close to the first insert plate 74 is discharged out of the vertical vibration guide rail 3 through the jacking mechanism 6 again, the MIM workpiece behind the MIM workpiece is blocked by the second insert plate 75, then the electric push rod 72 contracts, the first insert plate extends into the vertical vibration guide rail 3 again, the second insert plate 75 withdraws from the vertical vibration guide rail 4, the MIM workpiece blocked by the second insert plate 75 moves towards the upper through hole 44 and falls on the jacking mechanism 6, the discharging interval between the MIM workpieces can be well controlled by continuously repeating the process.

Further, an inductor 411 is arranged on the side surface of the material pushing block 43 facing to the cartridge clip type feeding mechanism 5, and the inductor 411 can induce the MIM workpiece in the material pushing groove 41, which is beneficial to ensuring the automatic stable operation of the device.

Claims (8)

1. The cartridge clip type feeding device for the MIM workpiece is characterized by comprising a workbench (1), and a double-station vibration disc mechanism (2), a direct vibration mechanism (3), a material pushing mechanism (4) and a cartridge clip type feeding mechanism (5) which are arranged on the workbench (1), wherein the discharge end of the vibration disc mechanism (2) is connected with the feed end of the direct vibration mechanism (3), the material pushing mechanism (4) is vertically arranged below the discharge end of the direct vibration mechanism (3), and the cartridge clip type feeding mechanism (5) is vertically arranged on one side of the discharge end of the material pushing mechanism (4); the material pushing mechanism (4) comprises a material pushing groove (41), a material pushing cylinder (42) and a material pushing block (43), an upper through hole (44) is formed in the bottom of the discharging end of the direct vibration mechanism (3), a jacking mechanism (6) corresponding to the upper through hole (44) is arranged at the bottom of the material pushing groove (41) corresponding to the upper through hole, a material blocking mechanism (7) is arranged at the bottom of the direct vibration mechanism (3) on one side of the jacking mechanism (6), the material pushing cylinder (42) is installed in the material pushing groove (41) far away from one end, opposite to the outlet of the material pushing groove (41), of the material pushing cylinder (42), the material pushing rod (45) is installed at the end part of a piston rod of the material pushing cylinder (42), and the material pushing block (43) is installed at the end part of the material pushing rod (45); the cartridge clip type feeding mechanism (5) comprises a cartridge clip body (51) and a linear module (52), the cartridge clip body (51) is installed on the linear module (52), a plurality of cartridge clip cavities (53) for placing cartridge clip workpieces are formed in the cartridge clip body (51), and clamping mechanisms for fixing the cartridge clip workpieces are arranged in the cartridge clip cavities (53).

2. The clip type feeding device of the MIM workpiece, according to claim 1, is characterized in that a guiding assembly is arranged on the pushing rod (45), the guiding assembly comprises a guiding sliding sleeve (46) and a guiding sliding rod (47), a guiding sliding groove (48) is arranged at the bottom of the pushing groove (41) along the pushing direction of the pushing groove (41), the guiding sliding sleeve (46) is slidably mounted on the pushing rod (45), a sliding block (49) is mounted at the bottom of the guiding sliding sleeve (46), the sliding block (49) is slidably mounted in the guiding sliding groove (48), two groups of fixing plates are symmetrically mounted on two sides of the guiding sliding sleeve (46), the fixing plates are mounted on the working platform, and the guiding sliding rod (47) is slidably mounted between each group of the fixing plates.

3. The device for the collet-type feeding of MIM workpieces according to claim 2, characterized in that a spring (410) is mounted on the guide slide (47) between each set of fixing plates.

4. The clip-type feeding device for the MIM workpiece according to claim 1, characterized in that the jacking mechanism (6) comprises a lifting cylinder (61) and a movable plate (62), a lower through hole (63) is formed at the bottom of the material pushing groove (41) corresponding to the upper through hole (44), a cylinder base of the lifting cylinder (61) is mounted on the workbench (1) below the lower through hole (63), a piston rod of the lifting cylinder (61) is in sliding fit with the lower through hole (63) and the upper through hole (44), and the movable plate (62) is mounted at the end of the piston rod of the lifting cylinder (61).

5. The collet chuck type feeding device for MIM workpieces according to claim 1, wherein an ejector pin is provided on the side of the ejector block (43) facing the collet chuck type feeding mechanism (5).

6. The clip type feeding device of the MIM workpiece, according to claim 1, is characterized in that the material blocking mechanism (7) comprises a material distributing assembly, a supporting plate (71) and an electric push rod (72), the material distributing assembly comprises a connecting plate (73) and a first inserting plate (74) and a second inserting plate (75) vertically installed at two ends of the connecting plate (73), a first inserting groove and a second inserting groove matched with the first inserting plate (74) and the second inserting plate (75) are formed in the bottom of the direct vibration mechanism (3), the supporting plate (71) is installed on the workbench (1), the electric push rod (72) is installed on the supporting plate (71) and connected with the bottom of the connecting plate (73), and a driver for driving the connecting plate (73) to swing up and down is installed between the connecting plate (73) and the supporting plate (71).

7. The clip-type feeding device for MIM workpieces according to claim 6, characterized in that the driver comprises two positioning blocks (76) symmetrically mounted at the bottom of the connecting plate, a short shaft (77) is mounted between the two positioning blocks (76), a fixed shaft (78) is vertically mounted on the supporting plate (71), and the short shaft (77) is rotatably mounted at the top of the fixed shaft (78).

8. The cartridge feed device for MIM workpieces according to claim 1, characterized in that an inductor (411) is arranged on the side of the plunger block (43) facing the cartridge feed mechanism (5).

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